A. White Oaks

1. Lamina margin sinuate or dentate, with a lobe or point for each parallel secondary vein reaching the margin; sinuses less than one-eighth distance to midvein -- (go to 2)
1. Lamina with well-defined deep lobes; each secondary vein not ending in a lobe; one or more sinuses extending more than one-quarter distance to the midvein -- (go to 5)